(19)
(11) EP 2 794 901 A2

(12)

(88) Date of publication A3:
15.08.2013

(43) Date of publication:
29.10.2014 Bulletin 2014/44

(21) Application number: 12806478.9

(22) Date of filing: 20.12.2012
(51) International Patent Classification (IPC): 
C12P 19/02(2006.01)
D21C 9/00(2006.01)
D21C 1/10(2006.01)
(86) International application number:
PCT/EP2012/076419
(87) International publication number:
WO 2013/092881 (27.06.2013 Gazette 2013/26)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(30) Priority: 21.12.2011 US 201161578281 P
11.01.2012 IT TO20120012
18.07.2012 US 201261672956 P
13.12.2012 US 201261736639 P

(71) Applicant: BETA RENEWABLES S.p.A.
15057 Tortona (AL) (IT)

(72) Inventors:
  • SISSON, Edwin Andrew
    Medina, Ohio 44256 (US)
  • FERRERO, Simone
    I-15057 Tortona (Alessandria) (IT)
  • TORRE, Paolo
    I-16011 Arenzano (Genova) (IT)
  • OTTONELLO, Piero
    I-16156 Genova (IT)
  • CHERCHI, Francesco
    I-15067 Novi Ligure (Alessandria) (IT)
  • GRASSANO, Giuseppe
    I-15122 San Giuliano Vecchio (Alessandria) (IT)
  • ORIANI, Luis
    I-15057 Tortona (Alessandria) (IT)
  • GIORDANO, Dario
    I-15057 Tortona (Alessandria) (IT)

(74) Representative: Zambardino, Umberto 
Botti & Ferrari S.r.l. Via Cappellini, 11
20124 Milano
20124 Milano (IT)

   


(54) AN IMPROVED PRE-HYDROLYSIS STEP INVOLVING VACUUM